CVE-2021-40674 : Exploit Details and Defense Strategies

This CVE-2021-40674 article provides details about an SQL injection vulnerability found in Wuzhi CMS v4.1.0, affecting the KeyValue parameter in coreframe/app/order/admin/index.php.

Understanding CVE-2021-40674

This section delves into the specifics of the identified vulnerability.

What is CVE-2021-40674?

CVE-2021-40674 denotes an SQL injection vulnerability in Wuzhi CMS v4.1.0 through the KeyValue parameter in coreframe/app/order/admin/index.php.

The Impact of CVE-2021-40674

The presence of this vulnerability can lead to unauthorized access and manipulation of the CMS data stored in the database.

Technical Details of CVE-2021-40674

Exploring the technical aspects of the CVE.

Vulnerability Description

The vulnerability allows attackers to execute arbitrary SQL queries through the affected parameter, breaching the system's security.

Affected Systems and Versions

Affected Versions: Wuzhi CMS v4.1.0
Affected Parameter: KeyValue in coreframe/app/order/admin/index.php

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious SQL commands into the KeyValue parameter, enabling attackers to retrieve, modify, or delete sensitive information.

Mitigation and Prevention

Guidelines to mitigate the identified vulnerability.

Immediate Steps to Take

Apply the vendor-released patch for Wuzhi CMS to address the SQL injection flaw.
Implement input validation mechanisms to sanitize user-supplied data.

Long-Term Security Practices

Regularly update CMS installations to the latest versions to incorporate security fixes.
Conduct security audits to identify and remediate similar vulnerabilities in the system.
Educate developers about secure coding practices to prevent future injection attacks.
Monitor and log SQL queries for abnormal or malicious patterns.

Patching and Updates

Ensure timely installation of security patches and updates provided by Wuzhi CMS to safeguard against SQL injection threats.